Home / 36,220.68-54,325.20-9,919.26

Finding the Fourth Proportional to 36,220.68, 54,325.20 and 9,919.26

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Solution

The fourth proportional to 36,220.68, 54,325.20 and 9,919.26 is: 14,877.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,220.68 : 54,325.20 = 9,919.26 : x
  2. Step 2: Convert to fraction form
    36,220.68/54,325.20 = 9,919.26/x
  3. Step 3: Cross multiply
    36,220.68x = 54,325.20 × 9,919.26
  4. Step 4: Simplify right side
    36,220.68x = 538,865,783.35
  5. Step 5: Solve for x
    x = 538,865,783.35/36,220.68
  6. Step 6: Final answer
    x = 14,877.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.